added a cumulative include header for criteria

src/CMakeLists.txt

@@ -17,6 +17,7 @@ SET(SOURCE
   criteria/like_criteria.cpp
   criteria/logical_criteria.cpp
   criteria/not_criteria.cpp
+  ../include/matador/criteria/criteria.hpp
 )
 
 add_library(matador-criteria STATIC ${SOURCE})

src/main.cpp

@@ -1,5 +1,5 @@
 #include "matador/criteria/column.hpp"
-#include "matador/criteria/condition_operators.hpp"
+#include "matador/criteria/criteria.hpp"
 
 using namespace matador::criteria;